Home / 1,417,621.80-2,126,627.10-470,893.80

Finding the Fourth Proportional to 1,417,621.80, 2,126,627.10 and 470,893.80

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Solution

The fourth proportional to 1,417,621.80, 2,126,627.10 and 470,893.80 is: 706,405.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,621.80 : 2,126,627.10 = 470,893.80 : x
  2. Step 2: Convert to fraction form
    1,417,621.80/2,126,627.10 = 470,893.80/x
  3. Step 3: Cross multiply
    1,417,621.80x = 2,126,627.10 × 470,893.80
  4. Step 4: Simplify right side
    1,417,621.80x = 1,001,415,516,301.98
  5. Step 5: Solve for x
    x = 1,001,415,516,301.98/1,417,621.80
  6. Step 6: Final answer
    x = 706,405.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.